Robtex

Up: 122.56.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 122.56.52.0/23
Down right: 122.56.54.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.56.52.82	A	smtp.argyledistributors.co.nz
122.56.52.172	A	mail.smcanz.com
122.56.52.172	A	mail.smc.co.nz
122.56.52.178	A+PTR	mx1.jbwere.co.nz
122.56.52.179	PTR	122-56-52-179.gis.global-gateway.net.nz
122.56.52.179	A	www.jbwere.co.nz
122.56.52.180	PTR	122-56-52-180.gis.global-gateway.net.nz
122.56.52.186	PTR	122-56-52-186.gis.global-gateway.net.nz
122.56.52.187	A+PTR	mx2.jbwere.co.nz
122.56.52.188	PTR	122-56-52-188.gis.global-gateway.net.nz
122.56.52.189	PTR	122-56-52-189.gis.global-gateway.net.nz
122.56.52.211	PTR	122-56-52-211.gis.global-gateway.net.nz
122.56.52.211	A	smtp.myfastway.me
122.56.52.211	A	fwmx1.fastway.org
122.56.52.212	PTR	122-56-52-212.gis.global-gateway.net.nz
122.56.52.212	A	parcelconnect.co.nz
122.56.52.213	PTR	122-56-52-213.gis.global-gateway.net.nz
122.56.52.225	PTR	mail.villamaria.co.nz
122.56.52.226	PTR	remote.villamaria.co.nz
122.56.52.227	PTR	122-56-52-227.gis.global-gateway.net.nz
122.56.52.228	PTR	122-56-52-228.gis.global-gateway.net.nz
122.56.52.229	PTR	122-56-52-229.gis.global-gateway.net.nz
122.56.52.230	PTR	122-56-52-230.gis.global-gateway.net.nz
122.56.53.27	A	webmail.kingsalmon.co.nz
122.56.53.44	PTR	122-56-53-44.gis.global-gateway.net.nz
122.56.53.82	PTR	122-56-53-82.gis.global-gateway.net.nz
122.56.53.82	A	mail.al.nz
122.56.53.129	PTR	122-56-53-129.gis.global-gateway.net.nz
122.56.53.129	A	access.gslb.gmz.gen-i.co.nz
122.56.53.177	A	mail2.hanz.health.nz
122.56.53.178	A	ns01.healthalliance.co.nz
122.56.53.181	A	ns02.gslb.hanz.health.nz
122.56.53.181	A	ns02.hanz.health.nz
122.56.53.186	A	webmail.gslb.hanz.health.nz
122.56.53.208	PTR	122-56-53-208.gis.global-gateway.net.nz
122.56.53.230	PTR	122-56-53-230.gis.global-gateway.net.nz
122.56.53.239	PTR	122-56-53-239.gis.global-gateway.net.nz
122.56.53.239	A	openforbusiness.co.nz
122.56.53.239	A	www.openforbusiness.co.nz
122.56.54.5	A	news.newstalkzb.co.nz
122.56.54.6	A	radiomyway.co.nz
122.56.54.8	A	carbonstudios.co.nz
122.56.54.190	A+PTR	mailnode2.nzacu.org.nz
122.56.54.234	PTR	122-56-54-234.gis.global-gateway.net.nz
122.56.54.234	A	mail.lifeline.org.nz
122.56.55.65	A+PTR	mail1.moffat.co.nz
122.56.55.65	A	mail.moffat.co.nz
122.56.55.66	A	webmail.moffat.co.nz
122.56.55.66	A	forsale.moffat.co.nz
122.56.55.68	PTR	122-56-55-68.gis.global-gateway.net.nz
122.56.55.68	A	izone.moffat.co.nz
122.56.55.146	PTR	122-56-55-146.gis.global-gateway.net.nz
122.56.55.146	A	webmail.trt.co.nz
122.56.55.152	A+PTR	remote.plymouth.co.nz
122.56.55.161	A	wgmaildel.cam.co.nz
122.56.55.217	PTR	122-56-55-217.gis.global-gateway.net.nz
122.56.55.253	PTR	122-56-55-253.gis.global-gateway.net.nz
122.56.55.253	A	mail.brc.co.nz
122.56.55.253	A	smtp.researchnz.com
122.56.55.254	PTR	122-56-55-254.gis.global-gateway.net.nz
122.56.55.254	A	mail.researchnz.com